document.write("<div id=\"advertisementDiv\"></div>");
showAdvertisement();
function showAdvertisement() {
  if (isSubmitting) {
    setTimeout("showAdvertisement()", 100);
    return;
  }

  isSubmitting = true;
  buffalo.switchPart("advertisementDiv", "column/showAdvertisements.htm", false, function(result) {
    isSubmitting = false;
  });
}